<template>
  <div class="login_container">
    <el-row>
      <el-col :span="12" :xs="0"></el-col>
      <el-col :span="12" :xs="24">
        <el-form
          class="login_form"
          :model="loginForm"
          :rules="rules"
          ref="loginForms"
        >
          <h1>Hello</h1>
          <h2>欢迎来到硅谷甄选</h2>
          <el-form-item prop="username">
            <el-input
              :prefix-icon="User"
              v-model="loginForm.username"
            ></el-input>
          </el-form-item>
          <el-form-item prop="password">
            <el-input
              type="password"
              :prefix-icon="Lock"
              v-model="loginForm.password"
              show-password
            ></el-input>
          </el-form-item>
          <el-form-item>
            <el-button
              :loading="loading"
              class="login_btn"
              type="primary"
              size="default"
              @click="login"
            >
              登录
            </el-button>
          </el-form-item>
        </el-form>
      </el-col>
    </el-row>
  </div>
</template>

<script setup lang="ts">
import { User, Lock } from '@element-plus/icons-vue'
import { reactive, ref } from 'vue'
import useUserStore from '@/store/modules/user'
import { useRouter,useRoute } from 'vue-router'
import { ElNotification } from 'element-plus'
import { getTime } from '@/utils/time'
let useStore = useUserStore()
let $router = useRouter()
let $route=useRoute()
let loading = ref(false)
let loginForm = reactive({
  username: 'admin',
  password: '111111',
})
let loginForms = ref()
const login = async () => {
  loading.value = true

  await loginForms.value.validate()

  try {
    await useStore.userLogin(loginForm)

    let redirect:any=$route.query.redirect
    $router.push({path:redirect||'/'});
    ElNotification({
      type: 'success',
      title: `Hi,${getTime()}好`,
      message: '欢迎回来',
    })
    loading.value = false
  } catch (error) {
    loading.value = false
    ElNotification({
      type: 'error',
      message: (error as Error).message || '登录失败',
    })
  }
}
//自定义校验规则函数
const validatorUserName = (rule: any, value: any, callback: any) => {
  //rule:即为校验规则对象
  //value:即为表单元素文本内容
  //函数:如果符合条件callBack放行通过即为
  //如果不符合条件callBack方法,注入错误提示信息
  if (value.length >= 5) {
    callback()
  } else {
    callback(new Error('账号长度至少五位'))
  }
}

const validatorPassword = (rule: any, value: any, callback: any) => {
  if (value.length >= 6) {
    callback()
  } else {
    callback(new Error('密码长度至少六位'))
  }
}
const rules = {
  username: [
    // {
    //   required: true,
    //   min: 3,
    //   max: 10,
    //   message: '用户名长度在 3 到 10 个字符之间',
    //   trigger: 'change',
    // },
    {
      trigger: 'change',
      validator: validatorUserName,
    },
  ],
  password: [
    // {
    //   required: true,
    //   min: 6,
    //   max: 15,
    //   message: '密码长度在 6 到 15 个字符之间',
    //   trigger: 'change',
    // },
    {
      trigger: 'change',
      validator: validatorPassword,
    },
  ],
}
</script>

<style scoped lang="scss">
.login_container {
  width: 100%;
  height: 100vh;
  background: url('@/assets/images/background.jpg') no-repeat;
  background-size: cover;
  .login_form {
    position: relative;
    width: 80%;
    top: 30vh;
    background: url('@/assets/images/login_form.png') no-repeat;
    background-size: cover;
    padding: 40px;
    h1 {
      color: white;
      font-size: 40px;
    }
    h2 {
      font-size: 20px;
      color: white;
      margin: 20px 0;
    }
    .login_btn {
      width: 100%;
    }
  }
}
</style>
